@font-face {
    font-family: "HarOS_Bold";
    src: url('HarmonyOS_Sans_SC_Bold.ttf');
    font-weight: normal;
    font-style: normal;
  }
  @font-face {
    font-family: "HarOS_Medium";
    src: url('HarmonyOS_Sans_SC_Medium.ttf');
    font-weight: normal;
    font-style: normal;
  }
  @font-face {
    font-family: "HarOS_Black";
    src: url('HarmonyOS_Sans_SC_Black.ttf');
    font-weight: normal;
    font-style: normal;
  }
  @font-face {
    font-family: "HarOS_Light";
    src: url('HarmonyOS_Sans_SC_Light.ttf');
    font-weight: normal;
    font-style: normal;
  }
